.bigDiv {
    width: 100%;
    height: 722px;
    position: relative;
    overflow: hidden;
    padding: 0;
    /* background-image: url('./images/LoginBack.jpg'); */
}

.bigDiv .backgroundImg {
    width: 1707px;
    height: 722px;
    position: absolute;
    left: 0;
    top: 0;
    z-index: -1;
}

.TopNav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 100px;
}

.TopNav img {
    height: 50px;
    margin-left: 80px;
}

.TopNav ul {
    display: flex;
    justify-content: space-between;
    margin-right: 60px;
}

.TopNav ul li {
    list-style: none;
    margin: 0 20px;
    font-size: 20px;
    cursor: pointer;
    color: #5374b6;
}

.parentDiv {
    width: 730px;
    height: 550px;
    margin-left: 160px;
    margin-top: 30px;
    position: relative;
}

.childrenDiv {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    display: flex;
}

.childrenDiv .leftLogin {
    width: 50%;
    height: 100%;
    background-color: #233f55;
    border-radius: 20px 0 0 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.childrenDiv .rightLogin {
    width: 50%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #306791;
    border-radius: 0 20px 20px 0;
}

.LoginForm {
    width: 80%;
    height: 75%;
    border-radius: 20px;
    background-color: white;
    padding: 20px 10%;
}

.LoginForm h2 {
    padding: 3px;
    display: inline-block;
    color: #4377ef;
    border-bottom: 2px solid #204599;
    margin-bottom: 10px;
}

.childrenDiv .leftRegister {
    width: 50%;
    height: 100%;
    background-color: #306791;
    border-radius: 20px 0 0 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.childrenDiv .rightRegister {
    width: 50%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #233f55;
    border-radius: 0 20px 20px 0;
}

.authCode,
.shuru {
    margin-top: 15px;
}

.authCode p,
.shuru p {
    color: #4377ef;
    font-size: 16px;
}

.shuru input {
    border: 0;
    outline: none;
    font-size: 14px;
    border-bottom: 2px solid #4377ef;
}

.shuru input:hover {
    border-bottom: 2px solid #4377ef;
}

.shuru input:focus {
    border: none;
    box-shadow: none;
    border-bottom: 2px solid #4377ef;
}

.forgetPwd {
    display: flex;
    justify-content: space-between;
    cursor: pointer;
    margin-top: 15px;
}

.forgetPwd p {
    color: #4377ef;
}

.authCode input {
    border: 0;
    outline: none;
    font-size: 14px;
    width: 100px;
    border-bottom: 2px solid #4377ef;
    margin-right: 10px;
}

.authCode input:hover {
    border-bottom: 2px solid #4377ef;
}

.authCode input:focus {
    border: none;
    box-shadow: none;
    border-bottom: 2px solid #4377ef;
}

.authCode button {}